dlplibs/vdxfuzzer: Use-of-uninitialized-value in xmlParseCharEncoding

Detailed report: https://oss-fuzz.com/testcase?key=5660715172495360 Project: dlplibs Fuzzer: libFuzzerdlplibsvdxfuzzer Fuzz target binary: vdxfuzzer Job Type: libfuzzermsandlplibs Platform Id: linux Crash Type: Use-of-uninitialized-value Crash Address: Crash State: xmlParseCharEncoding...